With programs built around composers such as John Cage, Charles Ives, Meredith Monk, and Lou Harrison, the S.F. Symphony’s three-week “American Mavericks Festival” emerged as one of this conductor’s unmitigated triumphs.
In Winterreise, Schubert’s chilling song cycle, two artists prophetically point the way toward places and mysteries that the composer didn’t live long enough to explore.